Shenzhen baiyi technology, which has 8 years of experience in researching, developing, producing and selling kinds of modems and modem pools. we also distribute the world-famous gsm/gprs/edge/cdma/gps modules. main products: 1) gsm/gprs/edge/hsdpa/hsupa/cdma/gps modems/ modem pool and modem cards 2)evaluation kits for testing modules 3) others wireless communication parts and various cables. 4) modules: simens( cinerion)/ wavecom/ motorola/ enfora/ benq/(qisda)/ sony ericsson/simcom/ huawei and leadtek modules.